/**
 * @ author: 汪孟苹
 */
@charset "utf-8";
/* 问卷表单 */
.item-btn{
    background: #fff;
    cursor: pointer;
    padding: 1rem 1rem;
    height: 7rem;
    text-align: center;
    width: calc(100% / 3 - 10px);
    display: inline-block;
    font-size: 5rem;
    position: relative;
    color: #999;
    vertical-align: -webkit-baseline-middle;
} 
.item-btn input[type="file"]{
    opacity: 0;
    width:inherit;
    height: inherit;
    padding: 2rem 0;
    position: absolute;
    -ms-filter: 'alpha(opacity=0)';
    height: 7rem;
    font-size: 5rem;
    left: 0;
    top: 0;
    overflow: hidden;
    width: 100%;
}
.notNull{
	position: relative;
}
.notNull:after{
	content: "*";
	position: absolute;
	color: red;
	right: .5rem;
    top: .5rem;
}
.btn-look{
	display: inline-block;
	padding:0 5px;
}